This Adult Knife Costume is a cutting-edge funny costume that’s great as part of a whole dining set! A perfect part of one of the most classic group costumes of all time, this knife costume just belongs with a fork costume and spoon costume! This utensil costume is one ‘sharp’ Halloween costume that only gets better when you pair it with others! One size fits most. Availability: This Adult Knife Costume takes approximately 1 business day to leave the warehouse plus transit time.